* {
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

.fixed {
  position: fixed !important;
  top: 0 !important;
}

.wrapper {
  width: 100%;
  height: 2000px;
}

.wrapper .ggstyle img {
  display: block;
  width: 100%;
  height: auto;
}

.wrapper .part1 {
  width: 100%;
  height: auto;
}

.wrapper .part1 img {
  display: block;
  width: 100%;
  height: auto;
  min-width: 1240px;
}

.wrapper .part2 {
  width: 100%;
  height: auto;
  min-width: 1240px;
  position: relative;
}

.wrapper .part2 img {
  display: block;
  width: 100%;
  height: auto;
}

.wrapper .part2 .nav-list {
  margin-left: 16%;
}

.wrapper .part2 .con-nav {
  width: 100%;
  height: auto;
  position: absolute;
  top: -8%;
  left: 0;
  z-index: 99;
  min-width: 1240px;
  overflow: hidden;
}

.wrapper .part2 .con-nav ul {
  width: 62%;
  position: absolute;
  left: 50%;
  margin-left: -31%;
  top: 34%;
  height: 34%;
}

.wrapper .part2 .con-nav ul li {
  float: left;
  width: 21%;
  height: 100%;
  cursor: pointer;
}

.wrapper .part2 .gs_box {
  position: absolute;
  top: 8%;
  width: 100%;
  height: 750px;
}

.wrapper .part2 .gs_box .gs_list {
  display: flex;
  height: 100%;
  width: 100%;
  justify-content: center;
}

.wrapper .part2 .gs_box .gs_list img {
  display: block;
  height: 100%;
  width: 100%;
  object-fit: cover;
  overflow: hidden;
  max-width: 354px;
}

.wrapper .part3 {
  width: 100%;
  height: auto;
  min-width: 1240px;
}

.wrapper .part3 img {
  display: block;
  width: 100%;
  height: auto;
  min-width: 1240px;
}

.wrapper .part4-img {
  display: block;
  width: 100%;
  height: auto;
  min-width: 1240px;
}

.wrapper .part4 {
  width: 100%;
  height: auto;
  min-width: 1240px;
  position: relative;
}

.wrapper .part4 .tab {
  width: 1108px;
  height: 577px;
  overflow: hidden;
  top: 30.2%;
  position: absolute;
  left: 50%;
  margin-left: -554px;
  max-width: 100%;
}

.wrapper .part4 .tab .swiper-container {
  width: 1108px;
  height: 577px;
}

.wrapper .part4 .tab .swiper-slide {
  text-align: center;
  font-size: 18px;
  /* Center slide text vertically */
  display: -webkit-box;
  display: -ms-flexbox;
  display: -webkit-flex;
  display: flex;
  flex-direction: column;
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  -webkit-justify-content: center;
  justify-content: center;
  -webkit-box-align: center;
  -ms-flex-align: center;
  -webkit-align-items: center;
  align-items: center;
  transition: 300ms;
  transform: scale(0.8);
  opacity: 0.4;
}

.wrapper .part4 .tab .swiper-slide .swiper-slide img:nth-child(1) {
  /* 设置第一张图片的样式 */
  width: 498px;
  height: 370px;
}

.wrapper .part4 .tab .swiper-slide .swiper-slide img:nth-child(2) {
  /* 设置第二张图片的样式 */
  width: 570px;
  height: 166px;
}

.wrapper .part4 .tab .swiper-slide-active,
.wrapper .part4 .tab .swiper-slide-duplicate-active {
  transform: scale(1);
  z-index: 999;
  opacity: 1;
}

.wrapper .part5-image {
  display: block;
  width: 100%;
  height: auto;
  min-width: 1240px;
}

.wrapper .part5 {
  width: 100%;
  height: auto;
  min-width: 1240px;
  position: relative;
}

.wrapper .part5 .saoma {
  position: absolute;
  left: 50%;
  margin-left: -27%;
  width: 52%;
  height: 300px;
  top: 66.4%;
}

.wrapper .part5 .saoma ul {
  font-size: 0;
  text-align: center;
  width: 100%;
}

.wrapper .part5 .saoma ul li {
  display: inline-block;
  vertical-align: top;
  margin: 0 7%;
  width: 17.6%;
  height: auto;
}

.wrapper .part5 .saoma ul li img {
  display: block;
  width: 100%;
  height: auto;
}

.wrapper .part6 {
  width: 100%;
  height: auto;
  padding-bottom: 40px;
  padding-top: 104px;
  background: url(../images/bj8.png) #1b1f26 no-repeat center top;
}

.wrapper .part6 img {
  width: 64.58%;
  height: auto;
  margin: 0 auto;
  display: block;
}

.wrapper .part6 .foot {
  padding-top: 72px;
  width: 100%;
  text-align: center;
}

.wrapper .part6 .foot .backtop {
  display: none;
  width: 50px;
  left: 50%;
  margin: 0 0 0 505px;
  position: fixed;
  bottom: 60px;
  z-index: 100;
}

.wrapper .part6 .foot .backtop a {
  height: 50px;
  width: 50px;
  background: url(../images/backtop.png) 0 -600px no-repeat;
  opacity: 0.35;
  overflow: hidden;
  display: block;
  text-indent: -999em;
  cursor: pointer;
}

.wrapper .part6 .foot p {
  color: #676767;
  font-size: 16px;
  line-height: 30px;
  width: 100%;
}